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Microsoft Security Intelligence
Published Jul 25, 2007 | Updated Sep 15, 2017

Virus:JS/Decdec.A

Detected by Microsoft Defender Antivirus

Aliases: Troj/Decdec-A (Sophos)

Summary

Virus:JS/Decdec.A is detection for certain malicious JavaScript code injected in HTML pages. The virus will execute on user computers that visit compromised websites.
Manual removal is not recommended for this threat. To detect and remove this threat and other malicious software that may have been installed, run a full-system scan with an up-to-date antivirus product such as Microsoft Security Essentials, or the Microsoft Safety Scanner. For more information about using antivirus software, see http://www.microsoft.com/security/antivirus/av.aspx.
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